diff --git a/pkg/ns/ns_darwin.go b/pkg/ns/ns_darwin.go
new file mode 100644
index 00000000..cffe1361
--- /dev/null
+++ b/pkg/ns/ns_darwin.go
@@ -0,0 +1,21 @@
+// Copyright 2022 CNI authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package ns
+
+import "github.com/containernetworking/cni/pkg/types"
+
+func CheckNetNS(nsPath string) (bool, *types.Error) {
+	return false, nil
+}